Match the parts of the sentences in columns 'A', 'B' and 'C' to write seven complete sentences:
Column A Column B Column C
(a) People (i) are being used (i)to increase greenhouse gases to pollute the air.
(b) One of those (ii) are mainly responsible (ii) as fuel in cooking
(c) Trees also (iii) is one of the reasons (iii) huge carbon dioxide from air
d) We know, trees (iv) is to collect (iv) to release carbon dioxide in the air
(e) Human beings (v) be aware and take initiative (v) wood for habitation and furniture
(f) Burning coal in factories (vi) are cutting down (vi) to protect our earth for future generation
(g) So, we should (vii) consume (vii) tress for various purposes.

Column A	Column B	Column C
(a) People	(i) are being used	(i)to increase greenhouse gases to pollute the air.
(b) One of those	(ii) are mainly responsible	(ii) as fuel in cooking
(c) Trees also	(iii) is one of the reasons	(iii) huge carbon dioxide from air
d) We know, trees	(iv) is to collect	(iv) to release carbon dioxide in the air
(e) Human beings	(v) be aware and take initiative	(v) wood for habitation and furniture
(f) Burning coal in factories	(vi) are cutting down	(vi) to protect our earth for future generation
(g) So, we should	(vii) consume	(vii) tress for various purposes.